J. W. Kessler

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5 collections found. 5 collections shown.

J. W. Kessler (4072)

Azollaceae Azolla caroliniana Willd. - United States of America

J. W. Kessler (6814)

Azollaceae Azolla Caroliniana Willd. - United States of America

J. W. Kessler (3178)

Equisetaceae Equisetum ×ferrissii Clute - United States of America

J. W. Kessler (3166)

Lygodiaceae Lygodium japonicum (Thunb.) Sw. - United States of America

J. W. Kessler (3451)

Pteridaceae Adiantum capillus-veneris L. - United States of America